81918318

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{2143}}^1$

素因数の和:2448

約数の個数: 32

約数和(自身を含む): 171657216

約数和(自身を除く): 89738898

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 277, 554, 831, 1662, 2143, 4286, 6371, 6429, 12742, 12858, 19113, 38226, 49289, 98578, 147867, 295734, 593611, 1187222, 1780833, 3561666, 13653053, 27306106, 40959159, 81918318]

約数ペア:

[(1, 81918318), (2, 40959159), (3, 27306106), (6, 13653053), (23, 3561666), (46, 1780833), (69, 1187222), (138, 593611), (277, 295734), (554, 147867), (831, 98578), (1662, 49289), (2143, 38226), (4286, 19113), (6371, 12858), (6429, 12742)]